Analysis

  • max time kernel
    44s
  • max time network
    44s
  • platform
    windows10_x64
  • resource
    win10-de-20211014
  • submitted
    25-11-2021 16:52

General

  • Target

    9d85214fb1c5f99381bb2e1453d303f5a4af14ad35ae8e3d390947ba5f3292d2.dll

  • Size

    653KB

  • MD5

    389a3e99a27e411ada94784a05fdc3da

  • SHA1

    d9a8adf7f804fcfdc16135e72a3e07778a76befa

  • SHA256

    9d85214fb1c5f99381bb2e1453d303f5a4af14ad35ae8e3d390947ba5f3292d2

  • SHA512

    c4f9f8de36eb26fe533f4d601c9aa4a8923dd712007dd40c15f870e3e392b63af6a7c609e3b40e168e19dee84e770a630081a06cb8a812d040a839a6e5ff164f

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

51.178.61.60:443

168.197.250.14:80

45.79.33.48:8080

196.44.98.190:8080

177.72.80.14:7080

51.210.242.234:8080

185.148.169.10:8080

142.4.219.173:8080

78.47.204.80:443

78.46.73.125:443

37.44.244.177:8080

37.59.209.141:8080

191.252.103.16:80

54.38.242.185:443

85.214.67.203:8080

54.37.228.122:443

207.148.81.119:8080

195.77.239.39:8080

66.42.57.149:443

195.154.146.35:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Registers COM server for autorun 1 TTPs
  • suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)

    suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Blocklisted process makes network request 2 IoCs
  • Modifies registry class 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d85214fb1c5f99381bb2e1453d303f5a4af14ad35ae8e3d390947ba5f3292d2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:664
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d85214fb1c5f99381bb2e1453d303f5a4af14ad35ae8e3d390947ba5f3292d2.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1312
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\9d85214fb1c5f99381bb2e1453d303f5a4af14ad35ae8e3d390947ba5f3292d2.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:2320
  • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe
    "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe"
    1⤵
    • Modifies registry class
    PID:4068

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1312-115-0x0000000000000000-mapping.dmp
  • memory/1312-116-0x0000000000BC0000-0x0000000000BE8000-memory.dmp
    Filesize

    160KB

  • memory/2320-119-0x0000000000000000-mapping.dmp
  • memory/2320-121-0x00000000030F0000-0x0000000003118000-memory.dmp
    Filesize

    160KB

  • memory/2320-123-0x0000000004C60000-0x0000000004C88000-memory.dmp
    Filesize

    160KB

  • memory/2320-126-0x00000000051C0000-0x00000000051E8000-memory.dmp
    Filesize

    160KB

  • memory/2320-129-0x00000000052A0000-0x00000000052C8000-memory.dmp
    Filesize

    160KB

  • memory/2320-132-0x0000000005380000-0x00000000053A8000-memory.dmp
    Filesize

    160KB

  • memory/2320-135-0x0000000005460000-0x0000000005488000-memory.dmp
    Filesize

    160KB

  • memory/2320-138-0x0000000005540000-0x0000000005568000-memory.dmp
    Filesize

    160KB